477777320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1\times {\mathrm{983}}^1$

素因数の和:1442

約数の個数: 64

約数和(自身を含む): 1115856000

約数和(自身を除く): 638078680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 419, 580, 838, 983, 1160, 1676, 1966, 2095, 3352, 3932, 4190, 4915, 7864, 8380, 9830, 12151, 16760, 19660, 24302, 28507, 39320, 48604, 57014, 60755, 97208, 114028, 121510, 142535, 228056, 243020, 285070, 411877, 486040, 570140, 823754, 1140280, 1647508, 2059385, 3295016, 4118770, 8237540, 11944433, 16475080, 23888866, 47777732, 59722165, 95555464, 119444330, 238888660, 477777320]

約数ペア:

[(1, 477777320), (2, 238888660), (4, 119444330), (5, 95555464), (8, 59722165), (10, 47777732), (20, 23888866), (29, 16475080), (40, 11944433), (58, 8237540), (116, 4118770), (145, 3295016), (232, 2059385), (290, 1647508), (419, 1140280), (580, 823754), (838, 570140), (983, 486040), (1160, 411877), (1676, 285070), (1966, 243020), (2095, 228056), (3352, 142535), (3932, 121510), (4190, 114028), (4915, 97208), (7864, 60755), (8380, 57014), (9830, 48604), (12151, 39320), (16760, 28507), (19660, 24302)]